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Online 3D Viewer vs eDrawings Viewer: catalog facts
Online 3D Viewer	eDrawings Viewer
Free Free and open source.	Free The viewer is free; eDrawings Professional is a separate product.
Web	Windows, macOS, Android, iOS
Opens many 3D and CAD formats, including STEP, IFC and FBX Runs in the browser with no install	Free viewing of 3D models and 2D drawings Opens DWG and DXF files
A viewer only, not a modeling tool	Viewing only; editing and publishing need other eDrawings products Proprietary software
Web application	Downloadable app
Open source	Closed source
License: MIT	License: Proprietary
No account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.